Appleton's dictionary of machines, mechanics, engine-work, and engineering : illustrated with four thousand engravings on wood ; in two volumes (1873)
D. Appleton and Company · New York : D. Appleton and Co. · leaf 319
portion a b, Fig. 920. is in action upon the chain. In order to cause the ring-rail to rise upwards with the increased velocity necessary to prevent the yarnfrom piling too much in one place, aud thereby destroying the conical form of each layer of yarn, thecam i2, lever k1, and roll ?«*, are used,… … dJLl-bLL.1 J J .1 L ri£--^j t-^SBSS^W! M
Mechanical engineering · Mechanics · Engineering
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